CN221259094U - Wall-mounted furnace with fan dust cover - Google Patents

Abstract

The utility model relates to the technical field of wall-mounted furnaces, in particular to a wall-mounted furnace with a fan dust cover. The wall-mounted furnace with the fan dust cover comprises a wall-mounted furnace shell, a fan arranged in the wall-mounted furnace shell, the dust cover, a smoke collecting cover and a combustion chamber; the wall-mounted furnace shell is provided with a smoke exhaust pipe, the inside of the smoke exhaust pipe is provided with an air inlet cavity and a smoke exhaust cavity which are mutually independent, the air inlet cavity is communicated with the inside of the wall-mounted furnace shell, a smoke inlet of the smoke collecting cover is communicated with a smoke outlet of the combustion chamber, the smoke outlet of the smoke collecting cover is communicated with an air inlet end of the fan, and an air outlet end of the fan is communicated with an air inlet end of the smoke exhaust cavity; the fan is arranged at the air outlet end of the air inlet cavity, and a dust cover is arranged outside the fan. The hanging stove with the fan dust cover can prevent sand and dust carried in the air from entering the inside of the fan, and solves the technical problem that the outside wind carries dust to enter the fan to influence the use of the hanging stove.

Description

Wall-mounted furnace with fan dust cover

Technical Field

The utility model relates to the technical field of wall-mounted furnaces, in particular to a wall-mounted furnace with a fan dust cover.

Background

The wall-mounted boiler is water heater equipment for simultaneously providing heating and hot water supply, and is often used in occasions such as families, offices, hotels and the like.

However, on the market, the fans of most existing gas hanging furnaces are not provided with a protective structure, after the gas hanging furnaces are used for a long time, the fans of the gas hanging furnaces are found to be dirty after the gas hanging furnaces are disassembled and maintained, a large amount of dust and other dirt are adhered to the surfaces of the fans, the fans are not easy to clean, the fans cannot be cleaned for a long time, the abrasion of a fan shaft and an impeller is aggravated, the service life of the fans is shortened, and even if the fans are adhered with a large amount of dust dirt, abnormal sound is possibly generated by the fans, so that the user experience is affected, the fans are seriously damaged, and the hanging furnaces cannot be used.

Disclosure of utility model

The utility model aims to provide a wall-mounted furnace with a fan dust cover, which can prevent sand and dust carried in air from entering the inside of the fan, keep the fan clean, and solve the technical problems that external wind carries dust into the fan, a large amount of dust and other dirt are attached to the surface of the fan, so that the loss of the fan is aggravated for a long time, and the use of the wall-mounted furnace is influenced.

To achieve the purpose, the utility model adopts the following technical scheme:

A wall-mounted furnace with a fan dust cover comprises a wall-mounted furnace shell, a fan arranged in the wall-mounted furnace shell, a dust cover, a smoke collecting cover and a combustion chamber; the wall-mounted boiler comprises a wall-mounted boiler body, a smoke exhaust pipe, a smoke inlet chamber and a smoke exhaust chamber, wherein the smoke exhaust pipe is arranged in the wall-mounted boiler body, the air inlet chamber is communicated with the interior of the wall-mounted boiler body, a smoke inlet of a smoke collecting hood is communicated with a smoke outlet of a combustion chamber, the smoke outlet of the smoke collecting hood is communicated with an air inlet end of a fan, and an air outlet end of the fan is communicated with an air inlet end of the smoke exhaust chamber; the fan set up in the end department of giving vent to anger of air inlet chamber, the outside of fan is provided with the dust cover.

Preferably, the dust cover comprises a first side plate, a second side plate, a third side plate and a fourth side plate; the first side plate is provided with a first notch, the left end and the right end of the first side plate respectively extend downwards to form the second side plate and the third side plate, and the front end of the first side plate extends downwards to form the fourth side plate; the first side plate, the second side plate, the third side plate, the fourth side plate and the outer wall of the fume collecting hood form an accommodating cavity with a downward opening, and the fan is arranged in the accommodating cavity.

Preferably, the second side plate comprises a first plate body and a second plate body, one end of the first plate body is connected with the first side plate, the other end of the first plate body is connected with the second plate body, the first plate body is obliquely arranged, and the second plate body is vertically arranged.

Preferably, the rear end of the third side plate extends out of the dust cover to form a first fixing plate, and the first fixing plate is provided with a first mounting hole.

Preferably, the rear end of the first plate body extends out of the second fixing plate towards the inside of the dust cover, and the second fixing plate is provided with a second mounting hole.

Preferably, a notch is arranged between the second side plate and the fourth side plate.

Preferably, the third side plate is provided with a through hole.

Preferably, the lower part of the fan is exposed to the dust cover.

The technical scheme provided by the embodiment of the application can have the following beneficial effects:

The fan is arranged at the air outlet end of the air inlet cavity, so that air is easy to directly contact with the fan when coming in, dust is easy to accumulate and is attached to a bearing and an impeller of the fan, and wind pressure faults occur or the fan is damaged. The wall-mounted furnace with the fan dust cover is provided with the dust cover outside the fan, so that sand and dust carried in air can be prevented from entering the fan, the fan is kept clean, the friction resistance of a fan bearing is increased by the sand and dust attached to the fan, and the durability of the fan is improved.

Drawings

Fig. 1 is a schematic structural view of a wall-hanging stove with a fan dust cover according to an embodiment of the present utility model.

Fig. 2 is a schematic view of a wall-mounted boiler with a fan dust cover according to an embodiment of the present utility model (with the dust cover removed).

Fig. 3 is a perspective view of a dust cover of a wall-mounted boiler having a fan dust cover according to an embodiment of the present utility model.

Fig. 4 is a perspective view of a dust cover of a wall-mounted boiler having a fan dust cover according to an embodiment of the present utility model.

Wherein: wall-hanging stove casing 1, fan 2, air-out frame 21, dust cover 3, first curb plate 31, first notch 311, second curb plate 32, first plate 321, second fixed plate 3211, second mounting hole 32111, second plate 322, third curb plate 33, first fixed plate 331, first mounting hole 3311, fourth curb plate 34, collection petticoat pipe 4, combustion chamber 5, exhaust pipe 6, intake chamber 61, exhaust chamber 62, holding chamber 7, breach 8, opening 9.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

A wall-mounted furnace with a fan dust cover comprises a wall-mounted furnace shell 1, a fan 2, a dust cover 3, a smoke collecting cover 4 and a combustion chamber 5, wherein the fan 2, the dust cover 3, the smoke collecting cover 4 and the combustion chamber 5 are arranged in the wall-mounted furnace shell 1; the wall-mounted boiler comprises a wall-mounted boiler body 1, a smoke exhaust pipe 6, an air inlet chamber 61 and a smoke exhaust chamber 62 which are mutually independent are arranged in the smoke exhaust pipe 6, the air inlet chamber 61 is communicated with the interior of the wall-mounted boiler body 1, a smoke inlet of a smoke collecting hood 4 is communicated with a smoke outlet of a combustion chamber 5, a smoke outlet of the smoke collecting hood 4 is communicated with an air inlet end of a fan 2, and an air outlet end of the fan 2 is communicated with an air inlet end of the smoke exhaust chamber 62; the fan 2 is arranged at the air outlet end of the air inlet chamber 61, and the dust cover 3 is arranged outside the fan 2.

On the market, the fan 2 of current majority gas hanging stove all is not protective structure, and after the gas hanging stove was used for a long time, can find after tearing open the machine maintenance that the fan 2 of gas hanging stove is all very dirty, fan 2 surface adhesion a large amount of dust and other filth, difficult clearance, long-term not clear up can lead to fan 2 axle and impeller wearing and tearing aggravate, shorten the life of fan 2, and the fan 2 impeller adhesion a large amount of dust filth still can lead to fan 2 to produce abnormal sound to influence user's experience, serious still can lead to fan 2 to break down, lead to hanging stove unable use.

In order to solve the technical problems that the outside wind carries dust into the fan 2, a large amount of dust and other dirt are attached to the surface of the fan 2, so that the loss of the fan 2 is increased for a long time and the use of the wall-mounted boiler is influenced. The technical scheme provides a hanging stove with fan dust cover, as shown in fig. 1-2, including being used for hanging stove casing 1 and being used for the exhaust to admit air fan 2, prevent air inlet sand's dust cover 3, collection cigarette cover 4 that collection cigarette was prevented down draught and burning release thermal combustion chamber 5.

The wall-mounted boiler shell 1 is provided with a smoke exhaust pipe 6, and an air inlet chamber 61 for entering outside air and a smoke exhaust chamber 62 for exhausting waste gas generated in the wall-mounted boiler are arranged in the smoke exhaust pipe 6. The fan 2 in the wall-mounted furnace works and runs to force the flue gas to be discharged out of the furnace body through the smoke discharging chamber 62 at a certain flow rate, and meanwhile, a stable pressure difference is formed between the combustion chamber 5 and the outside of the furnace, so that a proper amount of air is ensured to enter the combustion chamber 5 through the air inlet chamber 61 and be mixed with the fuel gas in a certain proportion, the optimal excess air coefficient is achieved, and the fuel gas is completely combusted (the direction of the gas flow is indicated by an arrow in fig. 1 and 2).

The fan 2 is arranged at the air outlet end of the air inlet cavity 61, so that air is easy to directly contact with the fan 2 when coming in, dust is easy to accumulate and is attached to a bearing and an impeller of the fan 2, wind pressure faults occur or the fan 2 is damaged, dust covers 3 are arranged outside the fan 2 to prevent sand and dust carried in the air from entering the fan 2, the fan 2 is kept clean, the dust and dust attached to the fan 2 is prevented from increasing the friction resistance of the bearing of the fan 2, and the durability of the fan 2 is improved. The technical problems that the external wind carries dust into the fan 2, a large amount of dust and other dirt are attached to the surface of the fan 2, the loss of the fan 2 is increased for a long time, and the use of the wall-mounted boiler is affected are solved.

Further, the dust cover 3 includes a first side plate 31, a second side plate 32, a third side plate 33, and a fourth side plate 34; the first side plate 31 is provided with a first notch 311, the left and right ends of the first side plate 31 respectively extend downwards to form the second side plate 32 and the third side plate 33, and the front end of the first side plate 31 extends downwards to form the fourth side plate 34; the first side plate 31, the second side plate 32, the third side plate 33, the fourth side plate 34 and the outer wall of the fume collecting hood 4 form a containing cavity 7 with a downward opening, and the fan 2 is arranged in the containing cavity 7.

As shown in fig. 3-4, in this solution, by setting the first side plate 31, the second side plate 32, the third side plate 33 and the fourth side plate 34, an accommodating cavity 7 with a downward opening is formed with the outer wall of the fume collecting hood 4 to accommodate the blower 2, where the rear end of the dust cover 3 is not provided with a side plate for connecting the air inlet of the blower 2 with the fume outlet of the fume collecting hood 4, so as to realize that the fume outlet of the fume collecting hood 4 is communicated with the air inlet end of the blower 2.

The fan 2 is arranged in the accommodating cavity 7, namely, the dust cover 3 covers the fan 2 from four directions of air inlet of the wall-mounted boiler, so that air flowing to a bearing and an impeller of the fan 2 is blocked by the dust cover 3, and sand and dust in the air are prevented from being attached to the fan 2.

Specifically, the first side plate 31 is provided with a first notch 311, and the first notch 311 is used for passing through the air outlet frame 21 of the volute of the fan 2, and the air outlet frame 21 of the volute of the fan 2 extends into the smoke exhaust chamber 62, so that the air outlet end of the fan 2 is communicated with the air inlet end of the smoke exhaust chamber 62.

Specifically, the dust cover 3 can be obtained by bending a metal plate, and the process is simple and convenient to process.

Further, the second side plate 32 includes a first plate 321 and a second plate 322, one end of the first plate 321 is connected to the first side plate 31, the other end of the first plate 321 is connected to the second plate 322, the first plate 321 is obliquely arranged, and the second plate 322 is vertically arranged.

As shown in fig. 1-2, the structural design of the dust cover 3 is more fit with the shape of the vortex-shaped fan 2, so that the placing space of the dust cover 3 is reduced. Simultaneously, the first plate 321 slope sets up, and the vertical setting of second plate 322 is the structural design that the turning was cut promptly, has avoided the wind to block up in the corner of dust cover 3 when passing through dust cover 3, is favorable to wind to get into combustion chamber 5 from outdoor corner cut through dust cover 3 more.

Further, a first fixing plate 331 extends from the rear end of the third side plate 33 to the outside of the dust cover 3, and the first fixing plate 331 is provided with a first mounting hole 3311.

The dust cover 3 may be connected to the fume collecting hood 4 by welding, gluing, or the like, and in addition, an opening may be provided at a position corresponding to the fume collecting hood 4 and the dust cover 3, as shown in fig. 3 to 4, and the first fixing plate 331 passes through the first mounting hole 3311 and the opening corresponding to the fume collecting hood 4 by using a fastener such as a screw, so that the dust cover 3 is fixedly mounted on the fume collecting hood 4 and covers the fan 2.

The rear end of the third side plate 33 extends out of the first fixing plate 331, and the first fixing plate 331 is more preferably arranged at the position, and the side edge of the position is left with a large space, so that the dust cover 3 is conveniently installed and fixed on the fume collecting hood 4.

Further, a second fixing plate 3211 extends from the rear end of the first plate 321 toward the inside of the dust cover 3, and the second fixing plate 3211 is provided with a second mounting hole 32111.

As shown in fig. 3-4, the rear end of the first plate 321 in this embodiment extends to the inside of the dust cover 3 to form a second fixing plate 3211, which provides another location for fixing the dust cover 3.

Further, the addition of the second fixing plate 3211 on the basis of the first fixing plate 331 makes the installation more firm. Also, the operator may make a fixed connection at the second fixed plate 3211 by means of glue bonding or the like.

Further, a notch 8 is provided between the second side plate 32 and the fourth side plate 34.

The design of the notch 8 facilitates the operation of fixing the dust cover 3 by an operator through the threaded connection or welding of the notch 8.

Correspondingly, a fixing plate extends from the rear end of the second side plate 32 into the dust cover 3, and the fixing plate is provided with a mounting hole. The dust cover 3 is fixedly installed on the fume collecting hood 4 and covers the fan 2 by using a fastening piece such as a screw to pass through the corresponding holes of the notch 8, the mounting hole and the fume collecting hood 4 in sequence through the fixing plate.

Further, as shown in fig. 3-4, the rear end of the first plate 321 extends out of the second fixing plate 3211 toward the inside of the dust cover 3, and the second fixing plate 3211 is provided with second mounting holes 32111. The dust cover 3 is fixedly mounted on the fume collecting hood 4 and covers the fan 2 by using a fastener such as a screw to pass through the corresponding openings of the notch 8, the second mounting hole 32111 and the fume collecting hood 4 through the second fixing plate 3211.

Further, the third side plate 33 is provided with a through opening 9.

The wind pressure switch is a detecting element, and is arranged in the wall-mounted furnace, and the wind pressure switch utilizes the static pressure of gas to push the micro-switch so as to realize the on-off of current. The wall-mounted boiler can timely close the gas channel under the condition of unsmooth exhaust, so that the gas is prevented from leaking, and the personal safety is further protected.

As shown in fig. 3 to 4, the third side plate 33 is provided with a through hole 9. The through hole 9 is used for passing wires and installing a wind pressure switch pressure taking pipe.

Further, the lower part of the fan 2 is exposed to the dust cover 3.

As shown in fig. 1, the design of the dust cover 3 has blocked wind and sand carried in the external air in four directions of the air inlet, so that the blower 2 does not need to be covered inside the dust cover 3 completely. On the one hand, the function of saving the material of the dust cover 3 can be achieved; on the other hand, the fan 2 can play a role in heat dissipation.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (8)

1. The wall-mounted furnace with the fan dust cover is characterized by comprising a wall-mounted furnace shell, and a fan, a dust cover, a smoke collecting cover and a combustion chamber which are arranged in the wall-mounted furnace shell;

The wall-mounted boiler comprises a wall-mounted boiler body, a smoke exhaust pipe, a smoke inlet chamber and a smoke exhaust chamber, wherein the smoke exhaust pipe is arranged in the wall-mounted boiler body, the air inlet chamber is communicated with the interior of the wall-mounted boiler body, a smoke inlet of a smoke collecting hood is communicated with a smoke outlet of a combustion chamber, the smoke outlet of the smoke collecting hood is communicated with an air inlet end of a fan, and an air outlet end of the fan is communicated with an air inlet end of the smoke exhaust chamber;

The fan set up in the end department of giving vent to anger of air inlet chamber, the outside of fan is provided with the dust cover.

2. The wall-hanging stove with fan dust cover of claim 1, wherein the dust cover comprises a first side plate, a second side plate, a third side plate and a fourth side plate;

The first side plate is provided with a first notch, the left end and the right end of the first side plate respectively extend downwards to form the second side plate and the third side plate, and the front end of the first side plate extends downwards to form the fourth side plate;

The first side plate, the second side plate, the third side plate, the fourth side plate and the outer wall of the fume collecting hood form an accommodating cavity with a downward opening, and the fan is arranged in the accommodating cavity.

3. The wall-mounted boiler with a fan dust cover according to claim 2, wherein the second side plate comprises a first plate body and a second plate body, one end of the first plate body is connected with the first side plate, the other end of the first plate body is connected with the second plate body, the first plate body is arranged in an inclined mode, and the second plate body is arranged vertically.

4. The wall-mounted boiler with a fan dust cover according to claim 2, wherein the rear end of the third side plate extends out of the dust cover to form a first fixing plate, and the first fixing plate is provided with a first mounting hole.

5. The wall-mounted boiler with a fan dust cover according to claim 3, wherein the rear end of the first plate body extends out of the dust cover to the inside of the dust cover, and a second mounting hole is formed in the second fixing plate.

6. The wall-hanging stove with a fan dust cover according to claim 2, wherein a gap is arranged between the second side plate and the fourth side plate.

7. The wall-hanging stove with fan dust cover of claim 2, wherein the third side plate is provided with a through hole.

8. The wall-hanging stove with fan dust cover according to claim 1, wherein the lower part of the fan is exposed to the dust cover.